DE29920715U1 - Photoelectric switch arrangement for monitoring a danger zone of a machine - Google Patents

Photoelectric switch arrangement for monitoring a danger zone of a machine

Info

Publication number
DE29920715U1
DE29920715U1 DE29920715U DE29920715U DE29920715U1 DE 29920715 U1 DE29920715 U1 DE 29920715U1 DE 29920715 U DE29920715 U DE 29920715U DE 29920715 U DE29920715 U DE 29920715U DE 29920715 U1 DE29920715 U1 DE 29920715U1
Authority
DE
Germany
Prior art keywords
machine
evaluation device
input
output
signal
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Lifetime
Application number
DE29920715U
Other languages
German (de)
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Leuze Lumiflex GmbH and Co KG
Original Assignee
Leuze Lumiflex GmbH and Co KG
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Leuze Lumiflex GmbH and Co KG filed Critical Leuze Lumiflex GmbH and Co KG
Priority to DE29920715U priority Critical patent/DE29920715U1/en
Publication of DE29920715U1 publication Critical patent/DE29920715U1/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16P—SAFETY DEVICES IN GENERAL; SAFETY DEVICES FOR PRESSES
    • F16P3/00—Safety devices acting in conjunction with the control or operation of a machine; Control arrangements requiring the simultaneous use of two or more parts of the body
    • F16P3/12—Safety devices acting in conjunction with the control or operation of a machine; Control arrangements requiring the simultaneous use of two or more parts of the body with means, e.g. feelers, which in case of the presence of a body part of a person in or near the danger zone influence the control or operation of the machine
    • F16P3/14—Safety devices acting in conjunction with the control or operation of a machine; Control arrangements requiring the simultaneous use of two or more parts of the body with means, e.g. feelers, which in case of the presence of a body part of a person in or near the danger zone influence the control or operation of the machine the means being photocells or other devices sensitive without mechanical contact
    • F16P3/144—Safety devices acting in conjunction with the control or operation of a machine; Control arrangements requiring the simultaneous use of two or more parts of the body with means, e.g. feelers, which in case of the presence of a body part of a person in or near the danger zone influence the control or operation of the machine the means being photocells or other devices sensitive without mechanical contact using light grids

Description

Der Beschreibungstext wurde nicht elektronisch erfaßt The description text was not recorded electronically  

Der Beschreibungstext wurde nicht elektronisch erfaßt The description text was not recorded electronically  

Der Beschreibungstext wurde nicht elektronisch erfaßt The description text was not recorded electronically  

Der Beschreibungstext wurde nicht elektronisch erfaßt The description text was not recorded electronically  

Der Beschreibungstext wurde nicht elektronisch erfaßt The description text was not recorded electronically  

Der Beschreibungstext wurde nicht elektronisch erfaßt The description text was not recorded electronically  

Der Beschreibungstext wurde nicht elektronisch erfaßtThe description text was not recorded electronically

Claims (5)

1. Vorrichtung zur Überwachung eines Gefahrenbereiches einer Maschine, der einen Eingang und Ausgang aufweist, mit
Lichtschranken, die am Eingang bzw. Ausgang angeordnet sind, zum Erzeugen eines Unterbrechungssignales, wenn sich ein Mensch oder ein Gegenstand im Eingang bzw. Ausgang befindet,
Muting-Sensoren, die dem Eingang bzw. Ausgang zuge­ ordnet sind, zum Erzeugen eines Unterdrückungssignals, wenn ein als zulässig angesehener Gegenstand den Ein­ gang bzw. Ausgang passiert, wobei die Lichtschranken und Muting-Sensoren des Eingangs bzw. Ausgangs an eine Auswerteeinrichtung angeschlossen sind, die einen Schalter zum Abschalten der Maschine betätigt, wenn ein Unterbrechungssignal und kein dem Unterbrechungs­ signal zugeordnetes Unterdrückungssignal vorliegt, einem Wiederanlaufschalter zum Einschalten der Maschine, der manuell zu betätigen ist, wobei ein Einschalten der Maschine nur dann erfolgt, wenn kein Unterbrechungssignal vorliegt, dadurch gekennzeichnet,
daß die Lichtschranken (4-7) und Muting-Sensoren (17-­ 21) des Eingangs und des Ausgangs an eine gemeinsame Auswerteeinrichtung (35) angeschlossen sind und daß ein einziger Wiederanlaufschalter (38) zum Ein­ schalten der Maschine (1, 11) vorgesehen ist, der an die gemeinsame Auswerteeinrichtung (35) ange­ schlossen ist.1. Device for monitoring a danger zone of a machine, which has an entrance and exit, with
Light barriers, which are arranged at the entrance or exit, for generating an interruption signal when a person or an object is in the entrance or exit,
Muting sensors, which are assigned to the input or output, for generating a suppression signal when an object considered to be permissible passes the input or output, the light barriers and muting sensors of the input or output being connected to an evaluation device which actuates a switch for switching off the machine when there is an interrupt signal and no suppression signal associated with the interrupt signal, a restart switch for switching on the machine, which is to be operated manually, the machine only being switched on when there is no interrupt signal, thereby featured ,
that the light barriers ( 4-7 ) and muting sensors (17-21) of the input and the output are connected to a common evaluation device ( 35 ) and that a single restart switch ( 38 ) is provided for switching on the machine ( 1 , 11 ) is, which is connected to the common evaluation device ( 35 ). 2. Vorrichtung nach Anspruch 1, dadurch gekennzeichnet, daß der Wiederanlaufschalter (38) so angeordnet ist, daß vom Wiederanlaufschalter (38) aus der Gefahrenbe­ reich (10) einsehbar ist. 2. Device according to claim 1, characterized in that the restart switch ( 38 ) is arranged so that the restart switch ( 38 ) from the danger area ( 10 ) is visible. 3. Vorrichtung nach einem der Ansprüche 1 und 2, dadurch gekennzeichnet, daß an die Auswerteeinrichtung (35) eine Warnlampe (39) angeschlossen ist, die bei Erzeugung des Unter­ drückungssignales leuchtet.3. Device according to one of claims 1 and 2, characterized in that a warning lamp ( 39 ) is connected to the evaluation device ( 35 ), which illuminates when the underpressure signal is generated. 4. Vorrichtung nach einem der Ansprüche 1 bis 3, dadurch gekennzeichnet, daß die Auswerteeinrichtung (35) eine speicherprogram­ mierbare Steuerung ist.4. Device according to one of claims 1 to 3, characterized in that the evaluation device ( 35 ) is a programmable logic controller. 5. Vorrichtung nach einem der Ansprüche 1 bis 3, dadurch gekennzeichnet, daß die Auswerteeinrichtung (35) zwei Mikroprozessoren aufweist zur redundanten Verarbeitung der von den Lichtschranken (4-7) und den Muting-Sensoren (17-27) gelieferten Signale, wobei die Auswerteergebnisse ständig auf Übereinstimmung miteinander verglichen werden.5. Device according to one of claims 1 to 3, characterized in that the evaluation device ( 35 ) has two microprocessors for redundant processing of the signals supplied by the light barriers ( 4-7 ) and the muting sensors ( 17-27 ), the Evaluation results are constantly compared with each other for agreement.
DE29920715U 1999-11-25 1999-11-25 Photoelectric switch arrangement for monitoring a danger zone of a machine Expired - Lifetime DE29920715U1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
DE29920715U DE29920715U1 (en) 1999-11-25 1999-11-25 Photoelectric switch arrangement for monitoring a danger zone of a machine

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE29920715U DE29920715U1 (en) 1999-11-25 1999-11-25 Photoelectric switch arrangement for monitoring a danger zone of a machine

Publications (1)

Publication Number Publication Date
DE29920715U1 true DE29920715U1 (en) 2000-02-24

Family

ID=8082080

Family Applications (1)

Application Number Title Priority Date Filing Date
DE29920715U Expired - Lifetime DE29920715U1 (en) 1999-11-25 1999-11-25 Photoelectric switch arrangement for monitoring a danger zone of a machine

Country Status (1)

Country Link
DE (1) DE29920715U1 (en)

Cited By (24)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE10026305A1 (en) * 2000-05-26 2001-11-29 Sick Ag Opto-electronic device for monitoring protection region, has image determination unit which picks-up planar or spatial image of monitoring regions that lay near and outside the protection region
DE10138223A1 (en) * 2001-08-03 2003-02-20 Sick Ag Method of controlling a light grid
DE10163537A1 (en) * 2001-12-21 2003-07-03 Sick Ag Non-contact protective device
US6624751B2 (en) 2000-08-07 2003-09-23 Leuze Lumiflex Gmbh & Co. Kg Method for monitoring an entrance to a hazardous area
DE10216123A1 (en) * 2002-04-12 2003-11-06 Sick Ag A method for monitoring a protected area has an array of light beams across the entrance which can be bridged by a key switch
DE10324628A1 (en) * 2003-05-28 2004-12-16 Daimlerchrysler Ag Control method for robot especially fixed mounted robots, involves verifying whether or not each object in monitoring zone has scheduled intrusion into working program
DE10346918A1 (en) * 2003-10-09 2005-05-04 Sick Ag Device with protective device
DE102004038906A1 (en) * 2004-08-11 2006-03-09 Sick Ag Movable object detecting method for control device, involves identifying object with superimposed tag by identification device before entering into control area, and transferring object information from tag to evaluating unit
DE102006008805A1 (en) * 2006-02-25 2007-09-06 Leuze Lumiflex Gmbh + Co. Kg Optical sensor e.g. light grid, for monitoring fire break in e.g. conveyor belt, has analysis unit to analyze characteristics, where region of fire break is bridged by acquiring non-safety critical objects to restrict report generation
EP2017524A2 (en) 2007-07-18 2009-01-21 Leuze lumiflex GmbH + Co. KG Light grid
DE102007040692A1 (en) 2007-08-29 2009-03-05 Leuze Lumiflex Gmbh + Co. Kg Optoelectronic protection device has safety sensor integrated in housing for monitoring of danger area and sensor arm, where muting sensor is integrated, and sensor arm is coupled over mounting plate around housing
EP2306063A2 (en) 2009-10-02 2011-04-06 Leuze electronic GmbH + Co. KG Security sensor
EP1306603B2 (en) † 2001-10-24 2011-06-29 Sick Ag Process and device for controlling a safety-relevant function of a machine
DE102010011475A1 (en) 2010-03-16 2011-09-22 Jens Mehnert Method for operating machine door, involves determining geometric structural condition of operating device of machine
EP1793244B1 (en) 2005-11-18 2016-03-30 Datalogic IP Tech S.r.l. System and method of automatically controlling temporary deactivation of a photoelectric barrier
EP3133331A1 (en) * 2015-08-13 2017-02-22 Sick Ag Safety system and method for monitoring
DE102007018640B4 (en) * 2006-08-22 2017-05-04 Captron Electronic Gmbh Method for controlling the displacement device of a robot
EP3217063A1 (en) * 2016-02-23 2017-09-13 Windmöller & Hölscher KG Safety device for a palletizer and system with a palletiser and a safety device and method
EP3290770A1 (en) * 2016-09-01 2018-03-07 Sick AG Monitoring device
DE202019103376U1 (en) * 2019-06-17 2020-09-23 Leuze Electronic Gmbh + Co. Kg contraption
EP3910230A1 (en) * 2020-05-14 2021-11-17 Leuze electronic GmbH + Co. KG Monitoring device
CH717630A1 (en) * 2020-07-14 2022-01-14 Elesta Gmbh Ostfildern De Zweigniederlassung Bad Ragaz Safety sensor with override function of danger area monitoring and method for initiating an override function.
EP3785881B1 (en) 2015-12-18 2022-09-07 Krones AG Changing of blow moulds in blow moulding machines
DE202022105448U1 (en) 2022-09-28 2024-01-19 Leuze Electronic Gmbh & Co. Kg Monitoring facility

Cited By (42)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1164556A2 (en) * 2000-05-26 2001-12-19 Sick AG Opto-electronic intruder alarm apparatus
US6737970B2 (en) 2000-05-26 2004-05-18 Sick Ag Opto-electronic apparatus for monitoring and detection of intrusion of an object
EP1164556A3 (en) * 2000-05-26 2004-07-28 Sick AG Opto-electronic intruder alarm apparatus
DE10026305A1 (en) * 2000-05-26 2001-11-29 Sick Ag Opto-electronic device for monitoring protection region, has image determination unit which picks-up planar or spatial image of monitoring regions that lay near and outside the protection region
US6624751B2 (en) 2000-08-07 2003-09-23 Leuze Lumiflex Gmbh & Co. Kg Method for monitoring an entrance to a hazardous area
DE10039142B4 (en) * 2000-08-07 2006-12-28 Leuze Lumiflex Gmbh + Co. Kg Method for monitoring access to a hazardous area
DE10138223A1 (en) * 2001-08-03 2003-02-20 Sick Ag Method of controlling a light grid
EP1306603B2 (en) † 2001-10-24 2011-06-29 Sick Ag Process and device for controlling a safety-relevant function of a machine
US7095008B2 (en) 2001-12-21 2006-08-22 Sick Ag Protective device working in a contact free manner
DE10163537A1 (en) * 2001-12-21 2003-07-03 Sick Ag Non-contact protective device
DE10216123B4 (en) * 2002-04-12 2008-04-10 Sick Ag monitoring device
DE10216123A1 (en) * 2002-04-12 2003-11-06 Sick Ag A method for monitoring a protected area has an array of light beams across the entrance which can be bridged by a key switch
DE10324628A1 (en) * 2003-05-28 2004-12-16 Daimlerchrysler Ag Control method for robot especially fixed mounted robots, involves verifying whether or not each object in monitoring zone has scheduled intrusion into working program
DE10346918A1 (en) * 2003-10-09 2005-05-04 Sick Ag Device with protective device
US7963137B2 (en) 2003-10-09 2011-06-21 Sick Ag Apparatus comprising a protection device
DE102004038906A1 (en) * 2004-08-11 2006-03-09 Sick Ag Movable object detecting method for control device, involves identifying object with superimposed tag by identification device before entering into control area, and transferring object information from tag to evaluating unit
DE102004038906B4 (en) * 2004-08-11 2007-10-25 Sick Ag Method for detecting moving objects in a monitoring device and monitoring device
EP1793244B2 (en) † 2005-11-18 2022-08-17 Datalogic IP Tech S.r.l. System and method of automatically controlling temporary deactivation of a photoelectric barrier
EP1793244B1 (en) 2005-11-18 2016-03-30 Datalogic IP Tech S.r.l. System and method of automatically controlling temporary deactivation of a photoelectric barrier
DE102006008805A1 (en) * 2006-02-25 2007-09-06 Leuze Lumiflex Gmbh + Co. Kg Optical sensor e.g. light grid, for monitoring fire break in e.g. conveyor belt, has analysis unit to analyze characteristics, where region of fire break is bridged by acquiring non-safety critical objects to restrict report generation
DE102006008805B4 (en) * 2006-02-25 2014-07-24 Leuze Lumiflex Gmbh + Co. Kg Optical sensor and method for monitoring a protection zone by means of an optical sensor
DE102007018640B4 (en) * 2006-08-22 2017-05-04 Captron Electronic Gmbh Method for controlling the displacement device of a robot
DE102007033766A1 (en) 2007-07-18 2009-01-22 Leuze Lumiflex Gmbh + Co. Kg light Curtain
EP2017524A2 (en) 2007-07-18 2009-01-21 Leuze lumiflex GmbH + Co. KG Light grid
DE102007040692A1 (en) 2007-08-29 2009-03-05 Leuze Lumiflex Gmbh + Co. Kg Optoelectronic protection device has safety sensor integrated in housing for monitoring of danger area and sensor arm, where muting sensor is integrated, and sensor arm is coupled over mounting plate around housing
DE102007040692B4 (en) * 2007-08-29 2012-10-31 Leuze Lumiflex Gmbh + Co. Kg Optoelectronic protective device
EP2306063A2 (en) 2009-10-02 2011-04-06 Leuze electronic GmbH + Co. KG Security sensor
EP2306063B1 (en) 2009-10-02 2015-04-15 Leuze electronic GmbH + Co. KG Security sensor
DE102009048111A1 (en) 2009-10-02 2011-04-07 Leuze Electronic Gmbh + Co. Kg security sensor
DE102009048111B4 (en) * 2009-10-02 2020-04-16 Leuze Electronic Gmbh + Co. Kg Safety sensor
DE102010011475B4 (en) * 2010-03-16 2015-10-29 Jens Mehnert Machine door and method of operation
DE102010011475A1 (en) 2010-03-16 2011-09-22 Jens Mehnert Method for operating machine door, involves determining geometric structural condition of operating device of machine
EP3133331A1 (en) * 2015-08-13 2017-02-22 Sick Ag Safety system and method for monitoring
EP3785881B1 (en) 2015-12-18 2022-09-07 Krones AG Changing of blow moulds in blow moulding machines
EP3217063A1 (en) * 2016-02-23 2017-09-13 Windmöller & Hölscher KG Safety device for a palletizer and system with a palletiser and a safety device and method
EP3290770A1 (en) * 2016-09-01 2018-03-07 Sick AG Monitoring device
EP3754243A1 (en) 2019-06-17 2020-12-23 Leuze electronic GmbH + Co. KG Device for securing a dangerous area
DE202019103376U1 (en) * 2019-06-17 2020-09-23 Leuze Electronic Gmbh + Co. Kg contraption
EP3910230A1 (en) * 2020-05-14 2021-11-17 Leuze electronic GmbH + Co. KG Monitoring device
CH717630A1 (en) * 2020-07-14 2022-01-14 Elesta Gmbh Ostfildern De Zweigniederlassung Bad Ragaz Safety sensor with override function of danger area monitoring and method for initiating an override function.
DE202022105448U1 (en) 2022-09-28 2024-01-19 Leuze Electronic Gmbh & Co. Kg Monitoring facility
EP4354010A1 (en) 2022-09-28 2024-04-17 Leuze electronic GmbH + Co. KG Monitoring device

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Legal Events

Date Code Title Description
R207 Utility model specification

Effective date: 20000330

R150 Term of protection extended to 6 years

Effective date: 20030109

R081 Change of applicant/patentee

Owner name: LEUZE LUMIFLEX GMBH + CO. KG, DE

Free format text: FORMER OWNER: LEUZE LUMIFLEX GMBH & CO., 80993 MUENCHEN, DE

Effective date: 20030127

R151 Term of protection extended to 8 years

Effective date: 20051216

R152 Term of protection extended to 10 years

Effective date: 20080104

R071 Expiry of right